October 2025
Intermediate to advanced
530 pages
13h 14m
German
Content preview from Linux-Treiber entwickeln
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7.10 Realzeitaspekte
Definition
Als Realzeitsysteme werden Systeme bezeichnet, die nicht nur funktionalen, sondern auch zeitlichen Vorgaben genügen. Sie reagieren auf zeitliche Vorgaben innerhalb eines definierten Zeitfensters, wobei die maximale Reaktionszeit weitestgehend deterministisch, also berechenbar ist. Die Größenordnung der zeitlichen Vorgaben wird für ein Realzeitsystem in der Regel mit Milli- oder Mikrosekunden assoziiert.
Als maximale Reaktionszeit wird der Zeitpunkt genannt, zu dem sicher die Reaktion auf das Ereignis erfolgt ist. Sie setzt sich damit aus der Verarbeitungszeit und einer Wartezeit zusammen. Die Wartezeit wiederum besteht aus der Latenzzeit und sonstigen Wartezeiten. Als Latenzzeit wird die Zeitdauer bezeichnet, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.